Looking at options trading activity among components of the Russell 3000 index, there is noteworthy activity today in Appian Corp (APPN), where a total volume of 8,743 contracts has been traded thus far today, a contract volume which is representative of approximately 874,300 underlying shares (given that every 1 contract represents 100 underlying shares). That number works out to 88.7% of APPN's average daily trading volume over the past month, of 985,315 shares..